Dr. Green says that these children may find _______hard to think for themselves when they are older.
—_______helping me a lot. —You are welcome.
_______fine mornings,old people get together and do exercise by the lake.
一________does your father go to work every day? 一He goes to work by bike.
----You look very beautiful today . ---- _________.
My friends and I often _________ after school.